3215345253 has 8 divisors (see below), whose sum is σ = 4386827808. Its totient is φ = 2093713104.

The previous prime is 3215345219. The next prime is 3215345299. The reversal of 3215345253 is 3525435123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-3215345253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3215345213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12462450 + ... + 12462707.

It is an arithmetic number, because the mean of its divisors is an integer number (548353476).

Almost surely, 2^3215345253 is an apocalyptic number.

It is an amenable number.

3215345253 is a deficient number, since it is larger than the sum of its proper divisors (1171482555).

3215345253 is a wasteful number, since it uses less digits than its factorization.

3215345253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24925203.

The product of its digits is 54000, while the sum is 33.

The square root of 3215345253 is about 56704.0144346060. The cubic root of 3215345253 is about 1475.9643607224.

The spelling of 3215345253 in words is "three billion, two hundred fifteen million, three hundred forty-five thousand, two hundred fifty-three".